propeller

Netted arm guards near the propellers help keep the rest of him intact.

About half-way down it had a circular platform, like the brim of a hat, set with small propellers.

Modifying propellers is a bit of a black art, and beyond the scope of this article.

Then the group realized that the solution was that the helicopter propellers could shake off the ice.

A warning posted by the bailiffs on the boat reads: "Important: Do not turn on the motors, considering that the propellers are chained. "

Electric propellers used for an initial boost would fold into the plane after takeoff to reduce drag.

Used for condenser tubes, propellers, pump fittings, turbine blades, and for chemical plant.

But I also knew how common it was for these lumbering giants to be gashed by boat propellers or entangled in crab traps.

The wind tunnel's propellers and fan motors were situated in the exit cone, seen here during construction.

"We saw the helicopter propellers fly all over, " she said.

This avoids the use of a traditional propeller shaft and puts the propellers in a clear flow of water, which greatly improves efficiency.

Mainly used for power generation of prime mover, also direct drive pump and fan, compressor and ship propellers, etc.

The turbulence was just strong so much so that I got the impression if the damn thing didn't stop shaking the propellers might detach.

Any of various winged vehicles capable of flight, generally heavier than air and driven by jet engines or propellers.

After satisfying results are derived, flow field of a hybrid propulsion system with a waterjet and two propellers is simulated.

IT WILL not be long before paper tickets for a plane, train or bus seem as quaint as propellers, steam and conductors do today.

The x3 has a five-bladed main rotor and a pair of propellers on two short wings.

Things can get dangerous when boat drivers raise their long boat propellers out of the water to navigate through canal traffic jams.

From propellers to jet propulsion to rocketry, men are now walking in outer space and exploring the surface of the moon and the Mars.

The Wright brothers 1903 Flyer had pusher propellers and the elevators at the front of the aircraft.

Varying the speed of the propellers also provides a means of steering the aircraft.

In the noise test of model propellers, singing is a major disturb which influences noise test and data analysis, and must be eliminated.

The long-range electric torpedo homes in on the noise of the target ship's propellers.

The corpses had been gathered on North Sea beaches in recent months, bearing wounds from nets and ship propellers.

The only type of balancer that is sensitive enough to balance small propellers is the magnetic type.

SHIPBUILDING. INLAND NAVIGATION. SHIPS SCREW PROPELLERS. DEFINITIONS.

Thomas Moy's tandem-wing monoplane called "Aerial Steamer" was a large machine with twin propellers each six-foot in diameter.

An interactive exhibit demonstrates the fundamental differences in the working principles of propellers and rocket engines .

The spring power device is connected with the back wheel and the double propellers through a transmission mechanism.

Propellers? - propellers and I slipped.

Six computer-controlled propellers will keep the ship from drifting more than 15 feet in any direction.

ed pale mourner, standing that way against the old propellers of twilight that revolves around you.

The air expands in the turbulence created by the propellers and wings.

Inflow and outflow conditions of two propulsors are changed and the conditions of propellers are changed more widely.

The engines used by Ark Angel are electric motors driving counter-rotating propellers, mounted in pods below the hull.

His jet needed no propellers. It was a tube, open at both ends.

The two Astazou turboprops are mounted in slender nacelles in the leading edges of the wings and drive three-blade propellers.

A dredge ship found many of the torpedo parts last Friday, including propellers, its propulsion motor and steering section.

But even by now, the design and drawing of propellers is difficult for there is not a widespread applicable method.

He conducted tests to show that they could recognize different vessels by the sounds of their propellers.

These contraptions look like giant airplane propellers on a stick.

Such cavitation often occurs in pumps, propellers , impellers, and in the vascular tissues of plants.

Some drawings predicted the coming of propellers and helicopters.

SHIPBUILDING. SHAFT LINES. COLLAR NUTS FOR PROPELLERS.

"We saw the helicopter propellers fly all over, " said Katie Tanski, of Hoboken.

Noise pollution caused the nearly blind animal to collide with propellers.

an aircraft that has fixed a wing and is powered by propellers or jets.

In tests on small vessels and propellers, the sensor arrays proved robust and even more sensitive than expected.

Such propellers as we have recently designed for small ships are actually modelled on fish tails.

Along with motor's thundering , 3 helicopter's propellers revolve slowly, on the fuselage red warning light also glitters.

The Solar Impulse is equipped with nearly 12, 000 solar cells and its propellers are electrically powered.

The more power is supplied to the propellers, the higher the platform rises.

Twin propellers turn outward (when going ahead).

The design of the aqua droids allows for their feet to collapse and function as propellers.

Bahtiarian points to propellers as the primary source of noise pollution.

The propellers lifted off the ground at 28 miles per hour.

Do twin propellers turn inward or outward when going ahead?

New Hamilton Sundstrand NP2000 eight-blade propellers have also been brought into service aboard Hawkeye 2000.

Metreveli's design, called the Eagle, calls for two jet engines that turn four large horizontal propellers.

This is a bit like going back to propellers.

The first aeroplanes were driven by propellers and they flew slowly by present day standards.

Cunard's new liner, Queen Mary 2, also has propellers mounted in pods under the hull.

That's pretty cool! The propellers lifted off the ground at 28 miles per hour. And they say there are 12 solar cells built into its wings.

Predicting Pressure Fluctuations on Ship Hulls Due to Intermittently Cavitating Propellers

Prediction of Hydrodynamic Performances of Ducted Controllable Pitch Propellers

Research on Experimental Technique of Cavitational Hydrodynamics Performance of Semi-submerged Propellers in Depressurized Towing Tank

Numerical Optimization of Circulation Distribution on Marine Propellers

Technical requirements for marine controllable pitch propellers

The ship's propellers churned away, causing the water to swirl up

Shipbuilding; Ship screw propellers; List of equivalent terms Trilingual edition

Design Method for Controllable Pitch Propellers by Employing Methodical Series Test Diagrams

Hydraulic fitting technology and its application for keyed propellers

Discussion on Calculation for Choosing Types of Submersible Propellers

The Scattering Characteristics of Counterrotating Propellers

Prediction of unsteady performance of ducted propellers by potential based panel method

Manoeuvrability Prediction for a Ship with Twin Propellers and Twin Rudders

Optimal Flying Control of the Rotating Wings Aircraft with Two Propellers

Propulsion plants for ships; geometry of propellers; terms and definitions

Condition Monitoring of Steering Propellers in Tugboat with Neural Network

Research on the Technology of Numerical Control Machining to Propellers

Prediction of Unsteady Performance of Ducted Propellers

A design method for ducted propellers by coupling RANS solver with lifting-surface method

Practice of Propeller Design of Vessels with Double Engines and Propellers

Ships and marine technology - Propulsion plants for ships - Part 1: Vocabulary for geometry of propellers

The application of the rudder propellers in the twin crane vessel

Design of Cavitating Propellers by Lifting Surface Theory

Research Review on the Semi-Submerged Propellers

Application of Pipe Propellers to Small Steel Fishers

PROPELLERS FOR BOATS AND SHIPS